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Impl Ord for LineColumn #230

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May 23, 2020
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Impl Ord for LineColumn #230

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14 changes: 14 additions & 0 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -317,6 +317,20 @@ pub struct LineColumn {
pub column: usize,
}

#[cfg(span_locations)]
impl Ord for LineColumn {
fn cmp(&self, other: &Self) -> Ordering {
self.line.cmp(&other.line).then(self.column.cmp(&other.column))
}
}

#[cfg(span_locations)]
impl PartialOrd for LineColumn {
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
Some(self.cmp(other))
}
}

/// A region of source code, along with macro expansion information.
#[derive(Copy, Clone)]
pub struct Span {
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